S
M
T
W
T
F
S
26
79°
56°
27
84°
62°
28
80°
64°
29
78°
62°
30
80°
58°
31
85°
56°
1
77°
65°
2
82°
67°
3
78°
54°
4
82°
50°
5
88°
60°
6
85°
68°
7
83°
67°
8
85°
66°
9
83°
64°
10
80°
66°
11
73°
64°
12
76°
64°
13
77°
65°
14
82°
60°
15
81°
71°
16
83°
69°
17
81°
58°
18
80°
59°
19
77°
60°
20
74°
53°
21
72°
55°
22
74°
56°
23
75°
59°
24
76°
58°
25
75°
55°
26
74°
58°
27
73°
57°
28
72°
53°
29
73°
54°
30
76°
59°
31
78°
60°
1
81°
61°
2
81°
61°
3
80°
60°
4
79°
59°
5
77°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Atwater
Atwater's August 2026 forecast shows daily high temperatures ranging from 72° to 83°, with overnight lows between 53° and 71°. The average high for August is 77° with an average low of 59°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Atwater. See also: September | October | November.